体内射线测量仪器通常测量() ["α粒子","β-粒子","γ光子","β+粒子","中子"]
进行总体率的区间估计,α值越大,表示()。 ["精度越低","可信程度越低","率的抽样误差越小","犯第一类错误的可能性越小","犯第二类错误的可能性越大"]
在“刳涤魇迷,诧为神授”中,“诧”之义为() ["夸耀","惊讶","诈称","欺骗"]
理想的冠桩直径应为根径的() ["A.1/5","B.1/4","C.1/3","D.1/2","E.2/3"]
5岁男孩,诊断肾炎性肾病,使用强的松治疗,14天尿量增加,水肿逐渐消退,但蛋白尿为+++,持续用8周尿蛋白仍为+++,此病例应属() ["激素高度敏感","激素敏感","激素低敏感","激素依赖","激素耐药"]
耳郭前面血液供应由()。耳郭后面血液供应由()。